CVE-2026-116104 Sony Neural Network Libraries NNP Converter utils.py func_set_nnabla_version_decorate code injection

Medium 5.3 Published Updated
Exploited in the wild
Not known
Fix
None listed

What is CVE-2026-116104?

CVE-2026-116104 is a medium-severity vulnerability in Sony Neural Network Libraries, published on 26 Oct 2026.

Official description

A security flaw has been discovered in Sony Neural Network Libraries up to 1.39.0. This impacts the function func_set_nnabla_version_decorate of the file python/src/nnabla/utils/converter/utils.py of the component NNP Converter. Performing a manipulation of the argument function.type results in code injection. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way. This vulnerability only affects products that are no longer supported by the maintainer.

Weakness: CWE-94, CWE-74

Which versions are affected by CVE-2026-116104?

How do I fix CVE-2026-116104?

No fix has been published for CVE-2026-116104 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-116104 being exploited?

There is no known exploitation of CVE-2026-116104 in the wild and no public exploit code.

Sources

Also known as GHSA-4vrm-q3gq-97hp.

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